Finding the Fourth Proportional to 3,024,864,028.60, 4,537,296,042.90 and 727,149,340.60
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Solution
The fourth proportional to 3,024,864,028.60, 4,537,296,042.90 and 727,149,340.60 is: 1,090,724,010.90
Step by Step Solution
- Step 1: Write the proportion equation
3,024,864,028.60 : 4,537,296,042.90 = 727,149,340.60 : x - Step 2: Convert to fraction form
3,024,864,028.60/4,537,296,042.90 = 727,149,340.60/x - Step 3: Cross multiply
3,024,864,028.60x = 4,537,296,042.90 × 727,149,340.60 - Step 4: Simplify right side
3,024,864,028.60x = 3,299,291,825,701,724,160 - Step 5: Solve for x
x = 3,299,291,825,701,724,160/3,024,864,028.60 - Step 6: Final answer
x = 1,090,724,010.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.